package cn.jobstart.common;

import java.util.HashSet;

/**
 * @author sunke
 * @version 1.0
 * @Description
 * @date 2022-12-12 10:12
 */
public class SkHashSet<K> extends HashSet<K> {


    public static SkHashSet getInstance() {
        return new SkHashSet();
    }


    public SkHashSet<K> addObjToSet(K k) {

        if (k == null) {
            return this;
        }
        add(k);

        return this;

    }
}
